CAD CAM EDM DRO - Yahoo Group Archive

Re: 8-wire stepper: series is 1/2 the amps.Strange but ...

on 2003-06-01 12:14:01 UTC
Correct, except that in a stepper the coils share the same flux path
thus the inductance is 4 times in series compared to parallel.

Mariss

--- In CAD_CAM_EDM_DRO@yahoogroups.com, JanRwl@A... wrote:
> In a message dated 6/1/2003 12:28:15 AM Central Standard Time,
> mariss92705@y... writes:
>
> > 2)Inductance goes up with the square of the number of turns of
wire. If 10
> > turns of wire (half-coil) has an inductance of 1 millihenry then
20 turns
> > of wire (full-coil) will have an inductance of 4 millihenries.
> >
> Yes, if that second quantity of turns is on the same "form",
i.e., "all wound
> together". But two equal inductances (coils) of H mH each,
connected in
> series, and not placed particularly close together when measuring,
would have just
> 2H mH, no???
>
>
> [Non-text portions of this message have been removed]

Discussion Thread

JanRwl@A... 2003-06-01 12:01:02 UTC Re: [CAD_CAM_EDM_DRO] Re: 8-wire stepper: series is 1/2 the amps.Strange but ... Mariss Freimanis 2003-06-01 12:14:01 UTC Re: 8-wire stepper: series is 1/2 the amps.Strange but ... JanRwl@A... 2003-06-01 12:39:31 UTC Re: [CAD_CAM_EDM_DRO] Re: 8-wire stepper: series is 1/2 the amps.Strange but ...